16-letter words containing n, o, r, s, e
- world exposition — world's fair.
- worth one's salt — a crystalline compound, sodium chloride, NaCl, occurring as a mineral, a constituent of seawater, etc., and used for seasoning food, as a preservative, etc.
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty
- xenotransplanted — Transplanted by xenotransplantation.
- yeoman's service — good, useful, or workmanlike service: His trusty sword did him yeoman's service.
- zollner illusion — a spatial illusion in which parallel lines intersected by short oblique lines are perceived as converging or diverging.